package com.share.payment.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.share.common.core.constant.SecurityConstants;
import com.share.common.core.domain.R;
import com.share.common.core.exception.ServiceException;
import com.share.order.api.RemoteOrderInfoService;
import com.share.order.api.domain.OrderInfo;
import com.share.payment.domain.PaymentInfo;
import com.share.payment.mapper.PaymentInfoMapper;
import com.share.payment.service.PaymentInfoService;
import com.share.rabbit.constant.MqConst;
import com.share.rabbit.service.RabbitService;
import com.wechat.pay.java.service.payments.model.Transaction;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;

import java.math.BigDecimal;
import java.util.Date;

@Slf4j
@Service
@SuppressWarnings({"unchecked", "rawtypes"})
public class PaymentInfoServiceImpl extends ServiceImpl<PaymentInfoMapper, PaymentInfo> implements PaymentInfoService {
    @Autowired
    private PaymentInfoMapper paymentInfoMapper;

    @Autowired
    private RemoteOrderInfoService remoteOrderInfoService;

    @Autowired
    private RabbitService rabbitService;

    @Override
    public PaymentInfo savePaymentInfo(String orderNo) {
        PaymentInfo paymentInfo = paymentInfoMapper.selectOne(new LambdaQueryWrapper<PaymentInfo>().eq(PaymentInfo::getOrderNo, orderNo));
        if(null == paymentInfo) {
            R<OrderInfo> orderInfoResult = remoteOrderInfoService.getByOrderNo(orderNo);
            if (R.FAIL == orderInfoResult.getCode()) {
                throw new ServiceException(orderInfoResult.getMsg());
            }
            OrderInfo orderInfo = orderInfoResult.getData();

            paymentInfo = new PaymentInfo();
            paymentInfo.setUserId(orderInfo.getUserId());
            paymentInfo.setContent("共享充电宝租借");
            paymentInfo.setAmount(BigDecimal.valueOf(0.01));
            paymentInfo.setOrderNo(orderNo);
            paymentInfo.setPaymentStatus(0);
            paymentInfoMapper.insert(paymentInfo);
        }
        if(paymentInfo.getPaymentStatus().intValue() == -1) {
            throw new ServiceException("订单已关闭");
        }
        return paymentInfo;
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void updatePaymentStatus(Transaction transaction) {
        PaymentInfo paymentInfo = paymentInfoMapper.selectOne(new LambdaQueryWrapper<PaymentInfo>().eq(PaymentInfo::getOrderNo, transaction.getOutTradeNo()));
        //1.已支付，直接返回
        if (paymentInfo.getPaymentStatus() == 1) {
            return;
        }

        //更新支付信息
        paymentInfo.setPaymentStatus(1);
        paymentInfo.setOrderNo(transaction.getOutTradeNo());
        paymentInfo.setTransactionId(transaction.getTransactionId());
        paymentInfo.setCallbackTime(new Date());
        paymentInfo.setCallbackContent(com.alibaba.fastjson.JSON.toJSONString(transaction));
        this.updateById(paymentInfo);

        //基于MQ通知订单系统，修改订单状态
        rabbitService.sendMessage(MqConst.EXCHANGE_PAYMENT_PAY, MqConst.ROUTING_PAYMENT_PAY, paymentInfo.getOrderNo());
    }

}